DE69737353D1 - Synchronisierung in digitalen Kommunikationssystemen - Google Patents

Synchronisierung in digitalen Kommunikationssystemen

Info

Publication number
DE69737353D1
DE69737353D1 DE69737353T DE69737353T DE69737353D1 DE 69737353 D1 DE69737353 D1 DE 69737353D1 DE 69737353 T DE69737353 T DE 69737353T DE 69737353 T DE69737353 T DE 69737353T DE 69737353 D1 DE69737353 D1 DE 69737353D1
Authority
DE
Germany
Prior art keywords
synchronization
communication systems
digital communication
digital
systems
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69737353T
Other languages
English (en)
Other versions
DE69737353T2 (de
Inventor
Thomas Doelle
Tino Konschak
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Deutschland GmbH
Original Assignee
Sony Deutschland GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Deutschland GmbH filed Critical Sony Deutschland GmbH
Application granted granted Critical
Publication of DE69737353D1 publication Critical patent/DE69737353D1/de
Publication of DE69737353T2 publication Critical patent/DE69737353T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69737353T 1997-11-05 1997-11-05 Synchronisierung in digitalen Kommunikationssystemen Expired - Lifetime DE69737353T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97119351A EP0915597B1 (de) 1997-11-05 1997-11-05 Synchronisierung in digitalen Kommunikationssystemen

Publications (2)

Publication Number Publication Date
DE69737353D1 true DE69737353D1 (de) 2007-03-29
DE69737353T2 DE69737353T2 (de) 2007-11-29

Family

ID=8227578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69737353T Expired - Lifetime DE69737353T2 (de) 1997-11-05 1997-11-05 Synchronisierung in digitalen Kommunikationssystemen

Country Status (4)

Country Link
US (1) US6160821A (de)
EP (4) EP2782307B1 (de)
JP (1) JPH11215097A (de)
DE (1) DE69737353T2 (de)

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JP4272309B2 (ja) 1998-10-29 2009-06-03 パナソニック株式会社 Ｏｆｄｍ通信装置
US6252910B1 (en) * 1998-11-11 2001-06-26 Comspace Corporation Bandwidth efficient QAM on a TDM-FDM system for wireless communications
EP1439677B9 (de) 1999-01-08 2007-11-07 Sony Deutschland GmbH Synchronisierungssymbolstruktur für ein OFDM-System
ATE468674T1 (de) * 1999-02-24 2010-06-15 Sony Deutschland Gmbh Empfangsvorrichtung und synchronisationsverfahren für ein digitales nachrichtenübertragungssystem
US8861622B2 (en) * 1999-02-24 2014-10-14 Sony Deutschland Gmbh Transmitting apparatus and method for a digital telecommunication system
EP1047236A1 (de) * 1999-04-22 2000-10-25 Abb Research Ltd. Synchronisation in einem Datenübertragungssystem mittels Fast Fourier Transformation
EP1505787B1 (de) * 1999-04-23 2006-10-18 Sony Deutschland GmbH Synchronisierungspräambel in einem OFDM-System
KR100335443B1 (ko) 1999-06-15 2002-05-04 윤종용 직교주파수분할다중변조 신호의 심볼 타이밍 및 주파수 동기 장치 및 방법
DE60029687T2 (de) * 1999-06-22 2007-10-18 Matsushita Electric Industrial Co., Ltd., Kadoma Symboltaktsynchronisierung in Mehrträgerempfängern
US6788950B1 (en) * 1999-07-06 2004-09-07 Cisco Technology Inc. Optimal use of request access TDMA slots for automatic level control
AU740804B2 (en) * 1999-07-19 2001-11-15 Nippon Telegraph & Telephone Corporation OFDM packet communication receiver system
EP1073241A3 (de) 1999-07-29 2006-05-03 Matsushita Electric Industrial Co., Ltd. Synchronisieren von Symbolen bei Mehrträgerübertragung
US7227834B1 (en) 1999-08-27 2007-06-05 Mitsubishi Kabushiki Kaisha Synchronizing pulse generating method and method of receiving OFDM signal
GB2373692C (en) * 1999-08-27 2007-12-31 Mitsubishi Electric Inf Tech Ofdm frame synchronisation
US6650803B1 (en) 1999-11-02 2003-11-18 Xros, Inc. Method and apparatus for optical to electrical to optical conversion in an optical cross-connect switch
US6882765B1 (en) 1999-11-02 2005-04-19 Xros, Inc. Connection protection between clients and optical cross-connect switches
US6792174B1 (en) 1999-11-02 2004-09-14 Nortel Networks Limited Method and apparatus for signaling between an optical cross-connect switch and attached network equipment
US6597826B1 (en) 1999-11-02 2003-07-22 Xros, Inc. Optical cross-connect switching system with bridging, test access and redundancy
WO2001063803A1 (en) * 2000-02-22 2001-08-30 Xros, Inc. Simple, high-speed optical signal pattern and protocol detection
US7106821B2 (en) * 2000-03-15 2006-09-12 Sony Corporation Data modulation method, data modulation device and communication device
DE10039902B4 (de) 2000-08-16 2011-04-28 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur Frequenz- und Zeit-Synchronisation eines Empfängers
FR2814303A1 (fr) * 2000-09-20 2002-03-22 France Telecom Signal multiporteuse a symbole de reference concu pour limiter l'interference, procede de reception, procede de construction, recepteur et dispositif correspondants
US7248652B2 (en) * 2001-02-28 2007-07-24 Agere Systems Inc. Method and apparatus for recovering timing information in orthogonal frequency division multiplexing (OFDM) systems
US8619922B1 (en) 2002-02-04 2013-12-31 Marvell International Ltd. Method and apparatus for acquisition and tracking of orthogonal frequency division multiplexing symbol timing, carrier frequency offset and phase noise
US7218691B1 (en) 2001-03-05 2007-05-15 Marvell International Ltd. Method and apparatus for estimation of orthogonal frequency division multiplexing symbol timing and carrier frequency offset
KR100553544B1 (ko) * 2002-08-31 2006-02-20 삼성탈레스 주식회사 버스트 직교 주파수분할 다중 전송 시스템에서 주파수 오프셋 추정 및 채널 등화방법
CN100591059C (zh) * 2003-10-03 2010-02-17 诺基亚公司 接收多载波传输的方法、***和接收机
CN100461787C (zh) * 2003-11-11 2009-02-11 株式会社Ntt都科摩 接收装置及接收定时检测方法
US8675631B2 (en) 2005-03-10 2014-03-18 Qualcomm Incorporated Method and system for achieving faster device operation by logical separation of control information
US8165167B2 (en) 2005-03-10 2012-04-24 Qualcomm Incorporated Time tracking for a communication system
US7623607B2 (en) 2005-10-31 2009-11-24 Qualcomm Incorporated Methods and apparatus for determining timing in a wireless communication system
US8948329B2 (en) 2005-12-15 2015-02-03 Qualcomm Incorporated Apparatus and methods for timing recovery in a wireless transceiver
EP1980030B2 (de) 2006-01-18 2017-08-09 Huawei Technologies Co., Ltd. Verfahren zur verbesserten synchronisation und informationsübertragung in einem kommunikationssystem
KR100913979B1 (ko) * 2006-03-31 2009-08-25 노키아 코포레이션 다중 반송파 송신을 수신하는 방법, 시스템 및 수신기
EP2226964A1 (de) 2009-03-04 2010-09-08 Sony Corporation Synchronisationsstruktur und -verfahren für eine Empfangsvorrichtung eines Kommunikationssystems
CN102763356B (zh) * 2009-11-13 2015-08-05 日本电气株式会社 频率偏移估计方法、通信装置及无线通信***
US8611474B2 (en) * 2010-04-23 2013-12-17 Qualcomm Incorporated System and method for detecting and processing received signal with pulse sequence
KR101824282B1 (ko) 2010-06-15 2018-01-31 메타볼릭 익스플로러 글리콜산 생산에서의 유도성 프로모터의 용도
RU2450436C1 (ru) * 2011-01-11 2012-05-10 Открытое акционерное общество "Калужский научно-исследовательский институт телемеханических устройств" Способ кодовой цикловой синхронизации
RU2459366C1 (ru) * 2011-09-28 2012-08-20 Открытое акционерное общество "Калужский научно-исследовательский институт телемеханических устройств" Способ кодовой цикловой синхронизации сообщений
RU2500074C1 (ru) * 2012-06-05 2013-11-27 Открытое акционерное общество "Калужский научно-исследовательский институт телемеханических устройств" Способ кодовой цикловой синхронизации с мягкими решениями
CN103916951B (zh) * 2012-12-29 2018-01-05 重庆重邮信科通信技术有限公司 小区初搜过程的定时精同步方法
CN103475616B (zh) * 2013-08-26 2017-03-01 北京握奇数据***有限公司 一种并行帧同步检测方法及***
CN105846943A (zh) * 2015-01-15 2016-08-10 深圳市中兴微电子技术有限公司 一种数据流定界方法及装置
EP3273607B1 (de) * 2016-07-20 2023-01-18 Semtech Corporation Verfahren und system zur taktung und lokalisierung eines funksignals
JP2021114677A (ja) * 2020-01-17 2021-08-05 株式会社東芝 通信中継装置、制御方法、および、プログラム

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US4849995A (en) * 1985-07-26 1989-07-18 Fujitsu Limited Digital signal transmission system having frame synchronization operation
US4649543A (en) * 1985-08-30 1987-03-10 Motorola, Inc. Synchronization sequence decoder for a digital radiotelephone system
US5343498A (en) * 1993-03-08 1994-08-30 General Electric Company Sample timing selection and frequency offset correction for U.S. digital cellular mobile receivers
US5557609A (en) * 1993-12-01 1996-09-17 Kabushiki Kaisha Toshiba Switching apparatus for ATM
JP3130752B2 (ja) * 1995-02-24 2001-01-31 株式会社東芝 Ｏｆｄｍ伝送受信方式及び送受信装置

Also Published As

Publication number Publication date
DE69737353T2 (de) 2007-11-29
EP2259534A3 (de) 2011-03-16
JPH11215097A (ja) 1999-08-06
EP2259534A2 (de) 2010-12-08
EP2259534B1 (de) 2014-08-06
EP0915597A1 (de) 1999-05-12
US6160821A (en) 2000-12-12
EP1720311A1 (de) 2006-11-08
EP2782307A1 (de) 2014-09-24
EP2782307B1 (de) 2016-03-30
EP1720311B1 (de) 2011-06-01
EP0915597B1 (de) 2007-02-14

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: DOELLE, THOMAS, 70736 FELLBACH, DE

Inventor name: KONSCHAK, TINO, 70736 FELLBACH, DE

8364 No opposition during term of opposition